**Meta Description:** A drop in **Slurry Pump** efficiency signals potential downtime. **Zhengzhou Runheng Mechanical Technology Co., Ltd.** reveals the wear patterns of Cr27 high chrome impellers through CFD analysis. Boost your mining efficiency: +86 17737700070.**Technical Content:** As the "heart" of mining operations, **Slurry Pump** efficiency impacts OPEX. At **Zhengzhou Runheng**, our labs found that wear is heavily influenced by the impact angle of solids. * **High Chrome Alloy (Cr27):** We utilize Cr27 material with hardness over HRC60 to resist cutting by sharp ores. * **Impeller Optimization:** Optimized vane outlet angles reduce secondary flows and turbulence, minimizing mechanical energy loss. * **Clearance Adjustment:** When the gap between the throat bush and impeller widens, volumetric efficiency drops. **Zhengzhou Runheng** provides precision spare parts to keep your pump in the "high-efficiency zone."**Keywords:** Slurry Pump, Mining Equipment, High Chrome Alloy, Cr27 Impeller, Zhengzhou Runheng, Pump Wear Parts.